According to this scenario, massive bursts of star formation should have accompanied the initial growth of black holes, but so far, that has been hard to confirm. (sciencemag.org)
His team's work has shown only that exposure to such massive bursts of radiation would almost certainly peel away a planet's protective ozone layer. (sciencemag.org)
While this happens, massive bursts of energy — the result of the conversion of gravitational potential energy into radiation — are being released. (ibtimes.com)